Best time to go

Trincomalee in August 2027: weather, temperatures and activities

Do you want to visit Trincomalee in August 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether August is a good month to travel to Trincomalee, Sri Lanka.

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Is it worth visiting Trincomalee in August?

Check your ideal travel criteria and see if the month of August suits your plans to go to Trincomalee.
What matters most?
Trincomalee in August 2027: weather, temperatures and activities

Page summary

Trincomalee in August in summary
Favourable weather
Min 28°C Max 33°C 85 mm 5 day(s) 67% 29% 30°C UV 7 12.4 h/day
Best activities in August
Beach and swimmingCultural visits and heritageAnimal observationDiving and snorkelingWatersportsNature and landscapesGastronomyWell-beingBoat trip and cruise
Practical guidelines
Very large crowds Very high prices 05:58 18:21
Hourly weather

Average weather in Trincomalee in August 2027

Favourable weather

The weather in Trincomalee in August 2027 is based on statistical data from previous years in August. This allows you to forecast the weather in August 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Trincomalee in August

Temperatures, precipitation and monthly trends help to better understand the climate in Trincomalee in August.

Temperatures and rain in Trincomalee in August

Average daily weather

Temperatures and rain day by day in August.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of August is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Trincomalee in August

Seasonal normals

Seasonal normals of Trincomalee in August

Check the seasonal normals in Trincomalee in August and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
August
Weather data July August September
Outside temperature
Average temperature 30.6°C 30.6°C 30.6°C
Maximum temperature 33.1°C 33.3°C 33.5°C
Minimum temperature 28.0°C 27.8°C 27.8°C
Record maximum temperature 37.0°C
(2019)
39.0°C
(2013)
39.0°C
(2012)
Record low temperature 21.0°C
(2020)
23.0°C
(2009)
24.0°C
(2020)
Number of days at +30° 30 day(s)
(97%)
30 day(s)
(97%)
29 day(s)
(97%)
Number of days at +18° 31 day(s)
(100%)
31 day(s)
(100%)
30 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 29.5°C 29.0°C 29.2°C
Sea temperature (minimum) 28.2°C 28.0°C 28.0°C
Sea temperature (maximum) 30.6°C 29.9°C 30.0°C
Wind
Wind speed 29 km/h 27 km/h 25 km/h
Wind temperature 28.0°C 27.8°C 27.8°C
Precipitation (rain)
Precipitation 57.2 mm 84.8 mm 122.1 mm
Number of days with precipitation 11 day(s)
(35%)
12 day(s)
(39%)
14 day(s)
(47%)
Number of days with significant precipitation (greater than 5 mm) 4 day(s)
(12%)
5 day(s)
(16%)
6 day(s)
(21%)
Record precipitation in one day 38.0 mm
(2012)
45.6 mm
(2021)
50.6 mm
(2014)
Other weather data
Humidity 66% 67% 67%
Visibility 9.8 km 9.7 km 9.6 km
Cloud cover 30% 29% 30%
UV index 7 7 7
Daily sunshine 12h 12h 12h
Sunrise and sunset
Sunrise time 05h54 05h58 05h55
Sunset time 18h28 18h21 18h05
Day length 12h34 12h23 12h10
Our opinion on the climate in August
The review of Where And When favourable weather favourable weather favourable weather
Activities and events

What to do in Trincomalee in August?

Best activities in August
Beach and swimmingCultural visits and heritageAnimal observationDiving and snorkelingWatersportsNature and landscapesGastronomyWell-beingBoat trip and cruise
Observed weather

What was the weather like in Trincomalee in August last?

Find the observed weather calendar in Trincomalee in August 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Cloudy
24°C35°C0.1 mm
2
Light rain shower
24°C32°C12.4 mm
3
Patchy rain nearby
23°C27°C0.3 mm
4
Patchy rain nearby
23°C25°C1.0 mm
5
Light rain shower
24°C29°C0.2 mm
6
Patchy rain nearby
24°C30°C0.1 mm
7
Partly Cloudy
24°C32°C0.0 mm
8
Overcast
25°C32°C0.0 mm
9
Partly Cloudy
24°C33°C0.2 mm
10
Cloudy
24°C32°C0.0 mm
11
Cloudy
24°C33°C0.0 mm
12
Partly Cloudy
24°C32°C0.0 mm
13
Patchy rain nearby
24°C31°C0.0 mm
14
Clear/Sunny
24°C33°C0.0 mm
15
Partly Cloudy
24°C33°C0.0 mm
16
Partly Cloudy
24°C32°C0.0 mm
17
Partly Cloudy
25°C33°C0.0 mm
18
Partly Cloudy
25°C31°C0.0 mm
19
Clear/Sunny
24°C35°C0.0 mm
20
Clear/Sunny
24°C36°C0.2 mm
21
Clear/Sunny
23°C37°C7.7 mm
22
Patchy rain nearby
23°C36°C3.5 mm
23
Partly Cloudy
24°C32°C0.0 mm
24
Partly Cloudy
24°C34°C0.0 mm
25
Partly Cloudy
25°C34°C0.0 mm
26
Partly Cloudy
24°C34°C0.0 mm
27
Partly Cloudy
24°C33°C0.0 mm
28
Overcast
24°C33°C0.0 mm
29
Cloudy
25°C34°C0.0 mm
30
Partly Cloudy
25°C33°C0.7 mm
31
Clear/Sunny
25°C33°C0.0 mm
Nearby

Where to go near Trincomalee in August?

Compare cities and destinations near Trincomalee in August to find another travel stop, a nearby alternative or a logical continuation of your stay in Trincomalee.

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Every month

Best time to visit Trincomalee month by month

Compare the weather in Trincomalee across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Trincomalee in August: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Yes, it’s a good time. Conditions are favorable in Trincomalee in August, which places this month 7th out of 12.

Expect an average of 33°C during the day and 28°C at night, with about 85 mm of precipitation spread over 5 rainy days.

Yes: the sea is 29°C on average in August, a pleasant temperature for swimming.

Expect about 12.4 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Beach and swimming, Cultural visits and heritage, Animal observation and Diving and snorkeling. These are the ones for which the conditions on site are most favourable.

Yes: this month is in Very large crowds, with a visitor index of 98/100. Book your accommodation and transportation well in advance.

Yes: prices are at level Very high prices, with a price index of 100/100, including flights and accommodation. Booking early makes a real difference.

The most favorable months in Trincomalee are: January, February, March, May, June, July, August, September and December. You are therefore already in one of the best times of the year; shifting your plans would not gain you much in terms of weather.
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